:root { --bg: #f6f7f5; --card: #fff; --ink: #18201b; --muted: #6b746e; --line: #e3e7e3; --green: #128c4a; --green-soft: #e3f4ea; --amber: #b86e00; --amber-soft: #fff1dc; --blue-soft: #eaf0fb; }
@media (prefers-color-scheme: dark) { :root { --bg: #111513; --card: #1a201c; --ink: #eef2ef; --muted: #9aa49d; --line: #2b332e; --green: #3ccf7d; --green-soft: #173323; --amber: #f0a43a; --amber-soft: #3a2a12; --blue-soft: #1c2433; } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
.top { position: sticky; top: 0; z-index: 2; display: flex; gap: 12px; align-items: center; padding: 12px 16px; background: var(--card); border-bottom: 1px solid var(--line); }
.brand { font-weight: 600; flex: 1; } .brand b { color: var(--green); } .brand span { color: var(--muted); font-weight: 400; margin-left: 4px; }
select { font: inherit; padding: 6px 8px; border: 1px solid var(--line); border-radius: 8px; background: var(--card); color: var(--ink); max-width: 45vw; }
main { max-width: 760px; margin: 0 auto; padding: 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 16px; margin-bottom: 12px; }
.login { max-width: 420px; margin-top: 10vh; }
.login h1 { margin: 0 0 4px; font-size: 24px; }
label { display: block; font-size: 14px; color: var(--muted); margin: 16px 0 6px; }
input { width: 100%; font: inherit; font-size: 18px; padding: 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--bg); color: var(--ink); }
.btn { display: inline-block; margin-top: 14px; width: 100%; padding: 12px; border: 0; border-radius: 10px; background: var(--green); color: #fff; font: inherit; font-weight: 600; text-align: center; text-decoration: none; cursor: pointer; }
.btn.small { width: auto; margin: 0; padding: 8px 12px; font-size: 14px; white-space: nowrap; }
.link { background: none; border: 0; color: var(--green); font: inherit; cursor: pointer; padding: 6px 0; }
.muted { color: var(--muted); margin: 0; } .msg { min-height: 1.4em; color: var(--amber); }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-bottom: 12px; }
.stats div { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 10px; }
.stats b { display: block; font-size: 22px; } .stats span { font-size: 12px; color: var(--muted); }
.tabs { display: flex; gap: 6px; overflow-x: auto; margin-bottom: 10px; }
.tabs button, .labels button { flex: none; border: 1px solid var(--line); background: var(--card); color: var(--ink); border-radius: 999px; padding: 6px 12px; font: inherit; font-size: 14px; cursor: pointer; }
.tabs button.on, .labels button.on { background: var(--green); border-color: var(--green); color: #fff; }
.chats { list-style: none; margin: 0; padding: 0; }
.chats li { display: grid; grid-template-columns: 1fr auto; gap: 2px 10px; background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 12px; margin-bottom: 8px; cursor: pointer; }
.chats .nm { font-weight: 600; } .chats .tm { font-size: 12px; color: var(--muted); text-align: right; }
.chats .last { grid-column: 1 / -1; color: var(--muted); font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.tag { display: inline-block; font-size: 11px; padding: 2px 7px; border-radius: 999px; background: var(--blue-soft); margin-left: 6px; font-weight: 500; }
.tag.wait { background: var(--amber-soft); color: var(--amber); }
.head { display: flex; justify-content: space-between; align-items: center; gap: 12px; } .head h2 { margin: 0; font-size: 20px; }
.labels { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 12px; }
#profile p { margin: 2px 0; font-size: 14px; } #profile:empty { display: none; }
.thread { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.thread li { max-width: 85%; padding: 8px 12px; border-radius: 12px; white-space: pre-wrap; word-break: break-word; font-size: 15px; background: var(--card); border: 1px solid var(--line); }
.thread li.out { align-self: flex-end; background: var(--blue-soft); } .thread li.owner { align-self: flex-end; background: var(--green-soft); }
.thread small { display: block; font-size: 11px; color: var(--muted); margin-top: 2px; }
.empty { text-align: center; color: var(--muted); padding: 32px 0; }
@media (max-width: 480px) { .stats { grid-template-columns: repeat(2, 1fr); } }